heavyweights

noun
  1. 1

    A very large, heavy, or impressive person.

    โ€œan intellectual heavyweightโ€

  2. 2

    The professional boxing weight class for boxers weighing more than 190 pounds; a boxer in that division.

  3. 3

    (uncountable) A similar division and contestant in other sports.

Source: https://en.wiktionary.org/wiki/heavyweight, https://en.wiktionary.org/wiki/heavyweights